The chemical(s) most commonly used for cloud seeding or artificial rainmaking is are
1). Silver Iodide
2). Sodium Chloride
3). Dry ice or frozen carbon dioxide
4). All the above
1. Which one of the following does not contain Silver ?
2. Which one of the following minerals is found in Mona2ite sand
3. Which of the following chemicals is responsible for depletion of ozone layer in the atmosphere?
4. Aluminum can be purified by
8. Which of the following is riot a greenhouse gas ?